content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it 
   * under the terms of the GNU Lesser General Public License as published by 
   * the Free Software Foundation; either version 2.1 of the License, or 
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but 
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
   * USA.  
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ------------------------------------
   * TimePeriodValuesCollectionTests.java
   * ------------------------------------
   * (C) Copyright 2005-2008, by Object Refinery Limited.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 11-Mar-2005 : Version 1 (DG);
   * 08-Mar-2007 : Added testGetSeries() (DG);
   * 11-Jun-2007 : Added tests for getDomainBounds() (DG);
   * 10-Jul-2007 : Fixed compile errors (DG);
   * 07-Apr-2008 : Added more checks to 
   *               testGetDomainBoundsWithInterval() (DG);
   *
   */
  
  package org.jfree.data.time;
  
  import org.jfree.data.Range;
  import org.junit.jupiter.api.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.fail;
  
  /**
   * Some tests for the {@link TimePeriodValuesCollection} class.
   */
  public class TimePeriodValuesCollectionTest  {
  
  
      /**
       * A test for bug report 1161340.  I wasn't able to reproduce the problem
       * with this test.
       */
      @Test
      public void test1161340() {
          TimePeriodValuesCollection dataset = new TimePeriodValuesCollection();
          TimePeriodValues v1 = new TimePeriodValues("V1");
          v1.add(new Day(11, 3, 2005), 1.2);
          v1.add(new Day(12, 3, 2005), 3.4);
          dataset.addSeries(v1);
          assertEquals(1, dataset.getSeriesCount());
          dataset.removeSeries(v1);
          assertEquals(0, dataset.getSeriesCount());
          
          TimePeriodValues v2 = new TimePeriodValues("V2");
          v1.add(new Day(5, 3, 2005), 1.2);
          v1.add(new Day(6, 3, 2005), 3.4);
          dataset.addSeries(v2);
          assertEquals(1, dataset.getSeriesCount());
      }
      
      /**
       * Tests the equals() method.
       */
      @Test
      public void testEquals() {
          
          TimePeriodValuesCollection c1 = new TimePeriodValuesCollection();
          TimePeriodValuesCollection c2 = new TimePeriodValuesCollection();
          assertEquals(c1, c2);
          
          c1.setXPosition(TimePeriodAnchor.END);
          assertFalse(c1.equals(c2));
          c2.setXPosition(TimePeriodAnchor.END);
          assertEquals(c1, c2);
          
          TimePeriodValues v1 = new TimePeriodValues("Test");
          TimePeriodValues v2 = new TimePeriodValues("Test");
          
          c1.addSeries(v1);
          assertFalse(c1.equals(c2));
          c2.addSeries(v2);
          assertEquals(c1, c2);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
          TimePeriodValuesCollection c1 = new TimePeriodValuesCollection();
  
          ByteArrayOutputStream buffer = new ByteArrayOutputStream();
          ObjectOutput out = new ObjectOutputStream(buffer);
          out.writeObject(c1);
          out.close();
  
          ObjectInput in = new ObjectInputStream(
                  new ByteArrayInputStream(buffer.toByteArray()));
          TimePeriodValuesCollection c2 = (TimePeriodValuesCollection) in.readObject();
          in.close();
  
          assertEquals(c1, c2);
      }
  
      /**
       * Some basic checks for the getSeries() method.
       */
      @Test
      public void testGetSeries() {
          TimePeriodValuesCollection c1 = new TimePeriodValuesCollection();
          TimePeriodValues s1 = new TimePeriodValues("Series 1");
          c1.addSeries(s1);
          assertEquals("Series 1", c1.getSeries(0).getKey());
          
          try {
              c1.getSeries(-1);
              fail("IllegalArgumentException should have been thrown on negative series");
          }
          catch (IllegalArgumentException e) {
              assertEquals("Index 'series' out of range.", e.getMessage());
          }
  
          try {
              c1.getSeries(1);
              fail("IllegalArgumentException should have been thrown on index greater than series length");
          }
          catch (IllegalArgumentException e) {
              assertEquals("Index 'series' out of range.", e.getMessage());
          }
      }
      
      private static final double EPSILON = 0.0000000001;
      
      /**
       * Some checks for the getDomainBounds() method.
       */
      @Test
      public void testGetDomainBoundsWithoutInterval() {
          // check empty dataset
          TimePeriodValuesCollection dataset = new TimePeriodValuesCollection();
          Range r = dataset.getDomainBounds(false);
          assertNull(r);
          
          // check dataset with one time period
          TimePeriodValues s1 = new TimePeriodValues("S1");
          s1.add(new SimpleTimePeriod(1000L, 2000L), 1.0);
          dataset.addSeries(s1);
          r = dataset.getDomainBounds(false);
          assertEquals(1500.0, r.getLowerBound(), EPSILON);
          assertEquals(1500.0, r.getUpperBound(), EPSILON);
          
          // check dataset with two time periods
          s1.add(new SimpleTimePeriod(1500L, 3000L), 2.0);
          r = dataset.getDomainBounds(false);
          assertEquals(1500.0, r.getLowerBound(), EPSILON);
          assertEquals(2250.0, r.getUpperBound(), EPSILON);  
      }
  
      /**
       * Some more checks for the getDomainBounds() method.
       * 
       * @see #testGetDomainBoundsWithoutInterval()
       */
      @Test
      public void testGetDomainBoundsWithInterval() {
          // check empty dataset
          TimePeriodValuesCollection dataset = new TimePeriodValuesCollection();
          Range r = dataset.getDomainBounds(true);
          assertNull(r);
          
          // check dataset with one time period
          TimePeriodValues s1 = new TimePeriodValues("S1");
          s1.add(new SimpleTimePeriod(1000L, 2000L), 1.0);
          dataset.addSeries(s1);
          r = dataset.getDomainBounds(true);
          assertEquals(1000.0, r.getLowerBound(), EPSILON);
          assertEquals(2000.0, r.getUpperBound(), EPSILON);
          
          // check dataset with two time periods
          s1.add(new SimpleTimePeriod(1500L, 3000L), 2.0);
          r = dataset.getDomainBounds(true);
          assertEquals(1000.0, r.getLowerBound(), EPSILON);
          assertEquals(3000.0, r.getUpperBound(), EPSILON);
          
          // add a third time period
          s1.add(new SimpleTimePeriod(6000L, 7000L), 1.5);
          r = dataset.getDomainBounds(true);
          assertEquals(1000.0, r.getLowerBound(), EPSILON);
          assertEquals(7000.0, r.getUpperBound(), EPSILON);
  
          // add a fourth time period
          s1.add(new SimpleTimePeriod(4000L, 5000L), 1.4);
          r = dataset.getDomainBounds(true);
          assertEquals(1000.0, r.getLowerBound(), EPSILON);
          assertEquals(7000.0, r.getUpperBound(), EPSILON);    
      }
  }
  